The GNU Virtual Private Ethernet suite implements a virtual
(uses udp, tcp, rawip and other protocols for tunneling),
private (encrypted, authenticated) ethernet (mac-based,
broadcast-based network) that is shared among multiple nodes,
in effect implementing an ethernet bus over public networks.

1. build dependencies:
   1. libssl-devel
   2. makeinfo
   3. rpm-build-licenses
   4. perl-Pod-Usage
   5. texinfo
   6. perl-unicore
   7. gcc-c++
   8. zlib-devel